[" The average age of doctors and lawyers together is "40." If the doctors average age is "35],[" and the lawyers average age is "50," find the ratio of the number of doctors to the number of "],[" lawyers."]

The average age of consisting doctors and lawyers together is 40. If the doctors average age is 35 and the lawyers average age is 50, find the ratio of the number of doctors to the number of lawyers.

There are 800 doctors and 3600 patients in a hospital. Find the ratio of the number of doctors to the number of patients.

In a colony, the average age of the boys is 14 years and the average age of the girls is 17 years. If the average age of the children in the colony is 15 years, find the ratio of number of boys to that of girls.

The average age of 5 boys is 20. If the average age of 4 of them is 18, find the age of the fifth boy.

The average age of r boys in a class is a years. If the average age of s of them is b years, them what is the average age of the remaining boys ?

The average age of 12 players of a team is 25 yr . If the captain 's age is included, the average age incrases by 1 yr . The age of the captian is

The average age of A B, C, D and E is 40 years. A and B have an average age of 35 years and an average age of C and D Is 42 years. Find the age of E?

The average age of 24 boys and a teacher is 15. When the teacher's age is excluded the average decreases by 1 . What is the age of the teacher ?

The average age of P , Q and R is 26 years . If the average age of P and R is 30 years . What is Q's age ?